Bathtub hand rail



FIG. 1 is a top, right side perspective view of a bathtub hand rail, showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a side elevational view thereof, the opposite side being identical;

FIG. 5 is a rear elevational view thereof; and

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a bathtub hand rail, as shown. 